no interfaces have a carrier
[ 49.287222][ T3920] 8021q: adding VLAN 0 to HW filter on device bond0
[ 49.302427][ T3920] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 77.796081][ T4251] loop0: detected capacity change from 0 to 32768
[ 77.808568][ T4251] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 77.817132][ T4251] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[ 77.844129][ T4251] gfs2: fsid=syz:syz.0: journal 0 mapped with 14 extents in 0ms
[ 77.854663][ T2168] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 77.861950][ T2168] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 77.915176][ T2168] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 53ms
[ 77.923677][ T2168] gfs2: fsid=syz:syz.0: jid=0: Done
[ 77.930671][ T4251] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 78.130250][ T4251] ------------[ cut here ]------------
[ 78.136043][ T4251] WARNING: CPU: 0 PID: 4251 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x95d/0x11e0
[ 78.146447][ T4251] Modules linked in:
[ 78.150406][ T4251] CPU: 0 PID: 4251 Comm: syz-executor225 Not tainted 6.1.141-syzkaller #0
[ 78.158956][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 78.169149][ T4251] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 78.175095][ T4251] Code: e9 6a f8 ff ff e8 a3 89 d2 ff 0f 0b e9 bb f8 ff ff e8 97 89 d2 ff 48 89 df 48 8b 74 24 18 e8 3a c5 2a 00 eb a6 e8 83 89 d2 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2
[ 78.194743][ T4251] RSP: 0018:ffffc90003d178f8 EFLAGS: 00010093
[ 78.200836][ T4251] RAX: ffffffff81ae4ced RBX: ffffea0001daa8c0 RCX: ffff8880301a3b80
[ 78.208823][ T4251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 78.216805][ T4251] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10291ae670
[ 78.224786][ T4251] R10: ffffed10291ae670 R11: 1ffff110291ae66f R12: 1ffff110291ae66f
[ 78.232767][ T4251] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888148d73378
[ 78.240753][ T4251] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 78.249691][ T4251] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 78.256288][ T4251] CR2: 00007f1842be3130 CR3: 000000000c68e000 CR4: 00000000003506f0
[ 78.264281][ T4251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 78.272265][ T4251] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 78.280255][ T4251] Call Trace:
[ 78.283545][ T4251]
[ 78.286497][ T4251] ? folio_mapping+0x1ba/0x4d0
[ 78.291282][ T4251] mark_buffer_dirty+0x33f/0x7a0
[ 78.296249][ T4251] gfs2_unpin+0x125/0x9a0
[ 78.300597][ T4251] ? log_pull_tail+0x7f/0x370
[ 78.305300][ T4251] buf_lo_after_commit+0x15a/0x1a0
[ 78.310434][ T4251] ? buf_lo_before_commit+0xf0/0xf0
[ 78.315655][ T4251] gfs2_log_flush+0x10be/0x24e0
[ 78.320526][ T4251] ? unregister_shrinker+0x225/0x310
[ 78.325834][ T4251] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 78.330965][ T4251] ? unregister_shrinker+0x24e/0x310
[ 78.336351][ T4251] ? unregister_shrinker+0x24e/0x310
[ 78.341649][ T4251] ? kfree+0x30/0x190
[ 78.345648][ T4251] gfs2_kill_sb+0x50/0xd0
[ 78.349985][ T4251] deactivate_locked_super+0x93/0xf0
[ 78.355283][ T4251] cleanup_mnt+0x463/0x4f0
[ 78.359716][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 78.364936][ T4251] task_work_run+0x1ca/0x250
[ 78.369558][ T4251] ? task_work_cancel+0x230/0x230
[ 78.374595][ T4251] ? do_exit+0x931/0x2400
[ 78.378937][ T4251] ? kmem_cache_free+0xf7/0x290
[ 78.383801][ T4251] do_exit+0x936/0x2400
[ 78.387984][ T4251] ? put_task_struct+0x80/0x80
[ 78.392768][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.398767][ T4251] ? lock_chain_count+0x20/0x20
[ 78.403627][ T4251] ? _raw_spin_lock_irq+0xab/0xe0
[ 78.408670][ T4251] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 78.414064][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.420062][ T4251] ? _raw_spin_unlock_irq+0x1f/0x40
[ 78.425278][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 78.430487][ T4251] do_group_exit+0x217/0x2d0
[ 78.435100][ T4251] __x64_sys_exit_group+0x3b/0x40
[ 78.440138][ T4251] do_syscall_64+0x4c/0xa0
[ 78.444572][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 78.449258][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 78.453981][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 78.459994][ T4251] RIP: 0033:0x7f1842b56b09
[ 78.464440][ T4251] Code: Unable to access opcode bytes at 0x7f1842b56adf.
[ 78.471464][ T4251] RSP: 002b:00007ffc7739fde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 78.479892][ T4251] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1842b56b09
[ 78.487877][ T4251] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 78.495855][ T4251] RBP: 00007f1842be52b0 R08: ffffffffffffffb8 R09: 0000000000000006
[ 78.503839][ T4251] R10: 00007ffc7739fd10 R11: 0000000000000246 R12: 00007f1842be52b0
[ 78.511819][ T4251] R13: 0000000000000000 R14: 00007f1842be6020 R15: 00007f1842b25030
[ 78.519813][ T4251]
[ 78.522840][ T4251] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 78.530120][ T4251] CPU: 0 PID: 4251 Comm: syz-executor225 Not tainted 6.1.141-syzkaller #0
[ 78.538625][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 78.548683][ T4251] Call Trace:
[ 78.551970][ T4251]
[ 78.554909][ T4251] dump_stack_lvl+0x168/0x22e
[ 78.559601][ T4251] ? memcpy+0x3c/0x60
[ 78.563596][ T4251] ? show_regs_print_info+0x12/0x12
[ 78.568813][ T4251] ? load_image+0x3b0/0x3b0
[ 78.573341][ T4251] panic+0x2c9/0x710
[ 78.577248][ T4251] ? bpf_jit_dump+0xd0/0xd0
[ 78.581780][ T4251] __warn+0x2f8/0x4f0
[ 78.585772][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 78.591081][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 78.596468][ T4251] report_bug+0x2ba/0x4f0
[ 78.600817][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 78.606120][ T4251] handle_bug+0x3a/0x70
[ 78.610290][ T4251] exc_invalid_op+0x16/0x40
[ 78.614809][ T4251] asm_exc_invalid_op+0x16/0x20
[ 78.619666][ T4251] RIP: 0010:__folio_mark_dirty+0x95d/0x11e0
[ 78.625573][ T4251] Code: e9 6a f8 ff ff e8 a3 89 d2 ff 0f 0b e9 bb f8 ff ff e8 97 89 d2 ff 48 89 df 48 8b 74 24 18 e8 3a c5 2a 00 eb a6 e8 83 89 d2 ff <0f> 0b 43 80 3c 2c 00 0f 85 76 fb ff ff e9 79 fb ff ff 89 c2 80 e2
[ 78.645187][ T4251] RSP: 0018:ffffc90003d178f8 EFLAGS: 00010093
[ 78.651269][ T4251] RAX: ffffffff81ae4ced RBX: ffffea0001daa8c0 RCX: ffff8880301a3b80
[ 78.659248][ T4251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 78.667228][ T4251] RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10291ae670
[ 78.675212][ T4251] R10: ffffed10291ae670 R11: 1ffff110291ae66f R12: 1ffff110291ae66f
[ 78.683200][ T4251] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888148d73378
[ 78.691185][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 78.696495][ T4251] ? __folio_mark_dirty+0x95d/0x11e0
[ 78.701797][ T4251] ? folio_mapping+0x1ba/0x4d0
[ 78.706571][ T4251] mark_buffer_dirty+0x33f/0x7a0
[ 78.711530][ T4251] gfs2_unpin+0x125/0x9a0
[ 78.715880][ T4251] ? log_pull_tail+0x7f/0x370
[ 78.720573][ T4251] buf_lo_after_commit+0x15a/0x1a0
[ 78.725701][ T4251] ? buf_lo_before_commit+0xf0/0xf0
[ 78.730915][ T4251] gfs2_log_flush+0x10be/0x24e0
[ 78.735778][ T4251] ? unregister_shrinker+0x225/0x310
[ 78.741086][ T4251] ? gfs2_ail_empty_tr+0x2f0/0x2f0
[ 78.746219][ T4251] ? unregister_shrinker+0x24e/0x310
[ 78.751512][ T4251] ? unregister_shrinker+0x24e/0x310
[ 78.756812][ T4251] ? kfree+0x30/0x190
[ 78.760801][ T4251] gfs2_kill_sb+0x50/0xd0
[ 78.765162][ T4251] deactivate_locked_super+0x93/0xf0
[ 78.770463][ T4251] cleanup_mnt+0x463/0x4f0
[ 78.774893][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 78.780103][ T4251] task_work_run+0x1ca/0x250
[ 78.784711][ T4251] ? task_work_cancel+0x230/0x230
[ 78.789754][ T4251] ? do_exit+0x931/0x2400
[ 78.794110][ T4251] ? kmem_cache_free+0xf7/0x290
[ 78.799034][ T4251] do_exit+0x936/0x2400
[ 78.803225][ T4251] ? put_task_struct+0x80/0x80
[ 78.808014][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.814016][ T4251] ? lock_chain_count+0x20/0x20
[ 78.818887][ T4251] ? _raw_spin_lock_irq+0xab/0xe0
[ 78.823932][ T4251] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 78.829317][ T4251] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.835313][ T4251] ? _raw_spin_unlock_irq+0x1f/0x40
[ 78.840539][ T4251] ? lockdep_hardirqs_on+0x94/0x140
[ 78.845748][ T4251] do_group_exit+0x217/0x2d0
[ 78.850370][ T4251] __x64_sys_exit_group+0x3b/0x40
[ 78.855426][ T4251] do_syscall_64+0x4c/0xa0
[ 78.859859][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 78.864549][ T4251] ? clear_bhb_loop+0x60/0xb0
[ 78.869237][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 78.875149][ T4251] RIP: 0033:0x7f1842b56b09
[ 78.879583][ T4251] Code: Unable to access opcode bytes at 0x7f1842b56adf.
[ 78.886606][ T4251] RSP: 002b:00007ffc7739fde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 78.895048][ T4251] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1842b56b09
[ 78.903047][ T4251] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 78.911120][ T4251] RBP: 00007f1842be52b0 R08: ffffffffffffffb8 R09: 0000000000000006
[ 78.919106][ T4251] R10: 00007ffc7739fd10 R11: 0000000000000246 R12: 00007f1842be52b0
[ 78.927089][ T4251] R13: 0000000000000000 R14: 00007f1842be6020 R15: 00007f1842b25030
[ 78.935180][ T4251]
[ 78.938340][ T4251] Kernel Offset: disabled
[ 78.942875][ T4251] Rebooting in 86400 seconds..